Yeah, most chambers are simple ones: You walk in a regular chamber, you finish and then you leave with a another door and get in to an elevator. Custom ones would be ones which use locations from the campaign like the burning, trash filled bottom of aperture science labs. You know, the part where GLaDOS changes into a patato

There's a fixed number of Cave quotes, played in order. After they're done, no more will play. Type "cm_reset_vo_progress" into the developer console to restart it, so it starts at the beginning again.

There's a fixed number of Cave quotes, played in order. After they're done, no more will play. Type "cm_reset_vo_progress" into the developer console to restart it, so it starts at the beginning again.

I heard what I thought was all of them and then I some some Portal 2 PeTi map videos and there were a lot that I haven't heard before.